/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/Widgets/SNiagaraGraphActionMenu.h
[TArray](API\Runtime\Core\Containers\TArray)< [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FNiagaraAction_NewNode](API\Plugins\NiagaraEditor\FNiagaraAction_NewNode) > > CollectAllActions()